Zenphoto encountered an error

MySQL Query ( SELECT `id`, `date`, `data` FROM `[prefix]search_cache` WHERE `criteria`='a:5:{s:4:\"item\";s:6:\"images\";s:6:\"fields\";s:4:\"tags\";s:6:\"search\";s:27:\"a:1:{i:0;s:9:\"Romantisk\";} \";s:4:\"sort\";s:1:\" \";s:4:\"user\";s:5:\"guest\";}' ) failed. MySQL returned the error Table './billeder_n3po_com/zp_billeder_search_cache' is marked as crashed and last (automatic?) repair failed